// 云函数入口文件
const cloud = require('wx-server-sdk')
cloud.init()
const db=cloud.database();
const _ = db.command
// 云函数入口函数
exports.main = async (event, context) => {
  var num=event.num
  var page=event.page
  var type=event.type

  return await db.collection("partysInfo")
  .where({
    partyType:type
  })
  .skip(num * ( page-1))
  .limit(num)
  .orderBy('lastReplyTime','desc')
  .get()
}